Home / 89,247.44-133,872.12-26,918.48

Finding the Fourth Proportional to 89,247.44, 133,872.12 and 26,918.48

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Solution

The fourth proportional to 89,247.44, 133,872.12 and 26,918.48 is: 40,378.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,247.44 : 133,872.12 = 26,918.48 : x
  2. Step 2: Convert to fraction form
    89,247.44/133,872.12 = 26,918.48/x
  3. Step 3: Cross multiply
    89,247.44x = 133,872.12 × 26,918.48
  4. Step 4: Simplify right side
    89,247.44x = 3,603,633,984.78
  5. Step 5: Solve for x
    x = 3,603,633,984.78/89,247.44
  6. Step 6: Final answer
    x = 40,378.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.